| Tournament details | |||
|---|---|---|---|
| Dates | 31 August–5 September | ||
| Edition | 18th | ||
| Total prize money | US$120,000 | ||
| Location | Denpasar, Indonesia | ||
| Champions | |||
| Men's singles |  Taufik Hidayat | ||
| Women's singles | Lidya Djaelawijaya | ||
| Men's doubles | Ricky Subagja Rexy Mainaky | ||
| Women's doubles |  Helene Kirkegaard Rikke Olsen | ||
| Mixed doubles | Tri Kusharjanto Minarti Timur | ||
| |||
The 1999 Indonesia Open in badminton was held in Denpasar, Bali, from August 31 to September 5, 1999. It was a four-star tournament and the prize money was US$120,000.